body{
    background:#fcfdef;
}
#ex_main {
    width: 70%;
    margin: 0 auto;
}
h2{
    width: 120px;
    margin: 30px auto;
}
form{
    width: 520px;
    margin: 0 auto;
    text-align:center;
}
form tr{
    line-height: 40px;
}
#phone {
    width: 350px;
}
form tr td:first-child{
    text-align:right;
    width: 100px;
}
form tr td span{
    color:gray;
    font-size:10px;
}
#submit{
    display: block;
    margin: 0 auto;
}